Caster for furniture



FIG. 1 is a perspective view of the caster for furniture showing my new design;

FIG. 2 is a front view thereof;

FIG. 3 is a rear view thereof;

FIG. 4 is a left side view thereof;

FIG. 5 is a right side view thereof;

FIG. 6 is a top view thereof; and,

FIG. 7 is a bottom view thereof, in which the boken lines depict a portion of the caster forming no part of the claimed design. 

The ornamental design for a caster for furniture, as shown. 